National Semiconductor Corp. (www.national.com) has unveiled the LP3950, reportedly the first color LED driver with audio synchronizer. With this feature, the color LEDs on the phone or MP3 player blink and change color in time with the music or ring tones. Offered in a 32-pin thin CSP package, the LP3950 also comes with two RGB LED outputs that can drive up to 300 mA for color LEDs or for camera flash LED. National Semiconductor has also introduced the LP3942 and LP3931 chips for handheld devices. Applications include cell phones, smart phones, global positioning systems, and personal digital assistants.
A middle school team from Rochester, Mich., has again nabbed the grand prize in the annual international Future City Competition, which drew students from 37 regions of the United States, as well as from England and China.
The word “smart” is becoming the dumbest word around. It has been applied to almost every device and system in our homes. In addition to smartphones and smart meters, we now hear about smart clothing and smart shoes, smart lights, smart homes, smart buildings, and every trendy city today has its smart city project. Just because it has a computer inside and is connected to the Web, does not mean it is smart.
Are you being paid enough? Do you want a better job? According to a recent survey Manpower released just before Engineers Week, employers and engineers don't see eye-to-eye about the state of US engineers' skills and experience.
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